Examples of use of QAF
1. Mostly he read Surah 50, Qaf, in his Friday sermons.
2. They counted themselves and were 12 men and women.» Amrah bint Abd Al–Rahman quotes her sister as saying: «I learned the surah starting with ‘Qaf.
3. Hence, in answer to a question about what the Prophet recited in the Eid prayer, Abu Waqid Al–Laythi says: «He used to recite Surahs 50 and 54, Qaf and Al–Qamar.» (Related by Malik and Muslim.) These two surahs are of medium length, which in prayer take around 10 minutes each.